diff --git a/distributed-limit-core/pom.xml b/distributed-limit-core/pom.xml
index 5b2a84c..29e7dc1 100644
--- a/distributed-limit-core/pom.xml
+++ b/distributed-limit-core/pom.xml
@@ -20,7 +20,7 @@
         <java.version>1.8</java.version>
         <spring.version>4.2.1.RELEASE</spring.version>
         <spring-boot.version>1.5.3.RELEASE</spring-boot.version>
-        <httpclient.version>4.5.2</httpclient.version>
+        <httpclient.version>4.5.13</httpclient.version>
         <httpasyncclient.version>4.1.1</httpasyncclient.version>
     </properties>